Alert archive / California / Winter Storm Watches in 2012

Winter Storm Watch 4, NWS Eureka, CA

December 17, 2012

NWS Eureka, CA issued this winter storm watch at Dec 17, 2012, 3:14 PM PST. It took effect at Dec 19, 2012, 3:00 PM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Dec 17, 2012, 3:14 PM PST (23:14 UTC)
In effect from
Dec 19, 2012, 3:00 PM PST
Expired
Dec 19, 2012, 2:27 AM PST
In force
Issued by
NWS Eureka, CA

The text

As transmitted, in the capitals the NWS used until 2016.

527 
WWUS46 KEKA 172314
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
314 PM PST MON DEC 17 2012

...A STRONG SYSTEM TO BRING HEAVY SNOW TO TRINITY COUNTY...

A WARM FRONT WILL BRING RAIN AND SNOW TO THE REGION STARTING
WEDNESDAY AFTERNOON AND CONTINUING THROUGH THURSDAY MORNING. 

CAZ004-180715-
/O.NEW.KEKA.WS.A.0004.121219T2300Z-121220T2000Z/
UPPER TRINITY RIVER-
314 PM PST MON DEC 17 2012

...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
THURSDAY MORNING ABOVE 1500 FEET...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WINTER STORM
WATCH ABOVE 1500 FEET...WHICH IS IN EFFECT FROM WEDNESDAY
AFTERNOON THROUGH THURSDAY MORNING. 

* SNOW ACCUMULATIONS...5 TO 7 INCHES INCHES ABOVE 1500 FEET.
  HIGHER AMOUNTS POSSIBLE IN EASTERN TRINITY COUNTY. 

* LOCATIONS...TRINITY COUNTY...MAINLY WEST OF JUNCTION CITY. THE
  HEAVIEST AMOUNTS ARE EXPECTED IN WEAVERVILLE AND TRINITY CENTER.

* HIGHWAYS IMPACTED...HWY 299 EAST OF JUNCTION CITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$
7 follow-up statements
627 
WWUS46 KEKA 180647
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
1047 PM PST MON DEC 17 2012

...A STRONG SYSTEM TO BRING HEAVY SNOW TO TRINITY COUNTY...

A WARM FRONT WILL BRING RAIN AND SNOW TO THE REGION STARTING
WEDNESDAY AFTERNOON AND CONTINUING THROUGH THURSDAY MORNING.

CAZ004-181500-
/O.CON.KEKA.WS.A.0004.121219T2300Z-121220T2000Z/
UPPER TRINITY RIVER-
1047 PM PST MON DEC 17 2012

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH THURSDAY MORNING ABOVE 1500 FEET...

* SNOW ACCUMULATIONS...5 TO 7 INCHES INCHES ABOVE 1500 FEET. 
  HIGHER AMOUNTS POSSIBLE IN EASTERN TRINITY COUNTY. 

* LOCATIONS...TRINITY COUNTY...MAINLY WEST OF JUNCTION CITY. 
  THE HEAVIEST AMOUNTS ARE EXPECTED IN WEAVERVILLE AND TRINITY 
  CENTER. 

* HIGHWAYS IMPACTED...HWY 299 EAST OF JUNCTION CITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$
675 
WWUS46 KEKA 181306
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
506 AM PST TUE DEC 18 2012

...HEAVY SNOW FOR NW CALIFORNIA MOUNTAINS WEDNESDAY EVENING...

A WARM FRONT WILL DRAW IN COPIOUS AMOUNTS OF MOISTURE WEDNESDAY
AFTERNOON ACROSS NW CALIFORNIA. WITH COLD AIR ALREADY IN PLACE
THIS MOISTURE IS EXPECTED TO MANIFEST ITSELF AS HEAVY SNOW IN THE
MOUNTAINS OF TRINITY AND INTERIOR DEL NORTE AND HUMBOLDT COUNTIES.
SNOW IS EXPECTED TO BEGIN EARLY WEDNESDAY EVENING AND LAST THROUGH
THURSDAY MORNING.

CAZ003-182115-
/O.EXB.KEKA.WS.A.0004.121219T2300Z-121220T2300Z/
NORTH COAST INTERIOR-
506 AM PST TUE DEC 18 2012

...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
THURSDAY AFTERNOON ABOVE 3000 FEET...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WINTER STORM
WATCH ABOVE 3000 FEET...WHICH IS IN EFFECT FROM WEDNESDAY
AFTERNOON THROUGH THURSDAY AFTERNOON. 

* SNOW ACCUMULATIONS...5 TO 10 INCHES ABOVE 3000 FEET. STORM
  TOTALS MAY BRING UP TO TWO FEET OF SNOW ACROSS THE SISKIYOUS OF
  EASTERN DEL NORTE COUNTY.

* LOCATIONS...INTERIOR DEL NORTE AND HUMBOLDT COUNTIES. SNOW WILL
  AFFECT ALL REGIONAL PASSES. THE HEAVIEST AMOUNTS ARE EXPECTED IN
  DEL NORTE COUNTY.

* HIGHWAYS IMPACTED...36...96...199...AND 299.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

CAZ004-182115-
/O.EXT.KEKA.WS.A.0004.121219T2300Z-121220T2300Z/
UPPER TRINITY RIVER-
506 AM PST TUE DEC 18 2012

...WINTER STORM WATCH NOW IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH THURSDAY AFTERNOON ABOVE 1500 FEET...

* SNOW ACCUMULATIONS...7 TO 12 INCHES ABOVE 1500 FEET. STORM
  TOTALS MAY BRING UP TO TWO FEET OF SNOW IN THE HIGHEST
  ELEVATIONS OF TRINITY COUNTY.

* LOCATIONS...FROM VALLEY FLOORS TO MOUNTAIN PEAKS IN TRINITY
  COUNTY. THIS INCLUDES WEAVERVILLE AND TRINITY CENTER...AS WELL
  AS BUCKHORN PASS AND OREGON SUMMIT.

* HIGHWAYS IMPACTED...3...36...AND 299.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$
270 
WWUS46 KEKA 182115
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
115 PM PST TUE DEC 18 2012

...HEAVY SNOW FOR NW CALIFORNIA MOUNTAINS WEDNESDAY EVENING...

A WARM FRONT WILL DRAW IN COPIOUS AMOUNTS OF MOISTURE WEDNESDAY
AFTERNOON ACROSS NW CALIFORNIA. WITH COLD AIR ALREADY IN PLACE
THIS MOISTURE IS EXPECTED TO MANIFEST ITSELF AS HEAVY SNOW IN THE
MOUNTAINS OF TRINITY AND INTERIOR DEL NORTE AND HUMBOLDT
COUNTIES. SNOW IS EXPECTED TO BEGIN EARLY WEDNESDAY EVENING AND
LAST THROUGH THURSDAY MORNING.

CAZ004-190215-
/O.CON.KEKA.WS.A.0004.121219T2300Z-121220T2300Z/
UPPER TRINITY RIVER-
115 PM PST TUE DEC 18 2012

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH THURSDAY AFTERNOON ABOVE 1500 FEET...

A WINTER STORM WATCH ABOVE 1500 FEET REMAINS IN EFFECT FROM
WEDNESDAY AFTERNOON THROUGH THURSDAY AFTERNOON. 

* LOCATIONS...FROM VALLEY FLOORS TO MOUNTAIN PEAKS IN TRINITY 
  COUNTY. THIS INCLUDES WEAVERVILLE AND TRINITY CENTER...AS WELL 
  AS BUCKHORN PASS AND OREGON SUMMIT. 

* HIGHWAYS IMPACTED...3...36...AND 299.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

CAZ003-190215-
/O.CON.KEKA.WS.A.0004.121219T2300Z-121220T2300Z/
NORTH COAST INTERIOR-
115 PM PST TUE DEC 18 2012

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH THURSDAY AFTERNOON ABOVE 3000 FEET...

A WINTER STORM WATCH ABOVE 3000 FEET REMAINS IN EFFECT FROM
WEDNESDAY AFTERNOON THROUGH THURSDAY AFTERNOON. 

* SNOW ACCUMULATIONS...5 TO 10 INCHES ABOVE 3000 FEET. STORM 
  TOTALS MAY BRING UP TO TWO FEET OF SNOW ACROSS THE SISKIYOUS 
  OF EASTERN DEL NORTE COUNTY. 

* LOCATIONS...INTERIOR DEL NORTE AND HUMBOLDT COUNTIES. SNOW 
  WILLAFFECT ALL REGIONAL PASSES. THE HEAVIEST AMOUNTS ARE 
  EXPECTED IN DEL NORTE COUNTY. 

* HIGHWAYS IMPACTED...36...96...199...AND 299.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$
560 
WWUS46 KEKA 182236
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
236 PM PST TUE DEC 18 2012

...HEAVY SNOW FOR NW CALIFORNIA MOUNTAINS WEDNESDAY EVENING...

A WARM FRONT WILL DRAW IN COPIOUS AMOUNTS OF MOISTURE WEDNESDAY
AFTERNOON ACROSS NW CALIFORNIA. WITH COLD AIR ALREADY IN PLACE
THIS MOISTURE IS EXPECTED TO MANIFEST ITSELF AS HEAVY SNOW IN THE
MOUNTAINS OF TRINITY AND INTERIOR DEL NORTE AND HUMBOLDT
COUNTIES. SNOW IS EXPECTED TO BEGIN EARLY WEDNESDAY EVENING AND
LAST THROUGH THURSDAY MORNING.

CAZ004-190645-
/O.UPG.KEKA.WS.A.0004.121219T2300Z-121220T2300Z/
/O.NEW.KEKA.WS.W.0006.121220T0200Z-121221T0600Z/
UPPER TRINITY RIVER-
236 PM PST TUE DEC 18 2012

...WINTER STORM WARNING IN EFFECT FROM 6 PM WEDNESDAY TO 10 PM
PST THURSDAY ABOVE 1500 FEET...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WINTER STORM
WARNING ABOVE 1500 FEET FOR HEAVY SNOW WHICH IS IN EFFECT FROM 6
PM WEDNESDAY TO 10 PM PST THURSDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* SNOW ACCUMULATIONS...STORM TOTAL ACCUMULATIONS OF 8 TO 15 INCHES
  AT THE LOWER ELEVATIONS WITH HIGHER AMOUNTS ABOVE 4000 FEET.
  SNOW MAY START SLOWLY WEDNESDAY EVENING BUT WILL BECOME HEAVY
  EARLY THURSDAY MORNING.

* LOCATIONS...THE HIGHEST AMOUNTS WILL BE WEST OF JUNCTION CITY IN
  TRINITY COUNTY. THIS INCLUDES WEAVERVILLE AND TRINITY
  CENTER...AS WELL AS BUCKHORN PASS AND OREGON SUMMIT.

* HIGHWAYS IMPACTED...3...36...AND 299.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ALLOW EXTRA TIME FOR ANY PLANNED TRAVEL OR ALTER TRAVEL PLANS
ACCORDINGLY. PACK A CAR SAFETY KIT. FOR UPDATED ROAD CONDITIONS
AND POSSIBLE CHAIN REQUIREMENTS CALL 1-800-427-7623.

BE PREPARED FOR CHANGING CONDITIONS. REMEMBER THAT ROCK SLIDES
OCCUR IN MOUNTAINOUS TERRAIN.

A WINTER STORM WARNING MEANS THAT HEAVY SNOWFALL IS EXPECTED
ACROSS A LARGE AREA.

&&

$$

CAZ003-190645-
/O.CON.KEKA.WS.A.0004.121219T2300Z-121220T2300Z/
NORTH COAST INTERIOR-
236 PM PST TUE DEC 18 2012

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH THURSDAY AFTERNOON ABOVE 3000 FEET...

A WINTER STORM WATCH ABOVE 3000 FEET REMAINS IN EFFECT FROM
WEDNESDAY AFTERNOON THROUGH THURSDAY AFTERNOON. 

* SNOW ACCUMULATIONS...5 TO 10 INCHES ABOVE 3000 FEET. STORM
  TOTALS MAY REACH UP TO TWO FEET OF SNOW ABOVE 4500 FEET.

* SNOW LEVELS...INITIALLY SNOW LEVELS WILL BE AROUND 1500 FEET ON
  WEDNESDAY AFTERNOON. TEMPERATURES WILL WARM AND SNOW LEVELS WILL
  RISE WEDNESDAY NIGHT TO AROUND 4500 FEET AND BEGIN TO FALL AGAIN
  ON THURSDAY.

* LOCATIONS...INTERIOR DEL NORTE AND HUMBOLDT COUNTIES. SNOW 
  WILL AFFECT ALL REGIONAL PASSES. THE HEAVIEST AMOUNTS ARE 
  EXPECTED IN DEL NORTE COUNTY.

* HIGHWAYS IMPACTED...36...96...199...AND 299. THIS INCLUDES THE
  COLLIER TUNNEL ON HWY 199...2115 FT...BERRY SUMMIT ON HWY
  299...2871 FT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$
373 
WWUS46 KEKA 182255 CCA
WSWEKA

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE EUREKA CA
254 PM PST TUE DEC 18 2012

...HEAVY SNOW FOR NW CALIFORNIA MOUNTAINS WEDNESDAY EVENING...

A WARM FRONT WILL DRAW IN COPIOUS AMOUNTS OF MOISTURE WEDNESDAY
AFTERNOON ACROSS NW CALIFORNIA. WITH COLD AIR ALREADY IN PLACE
THIS MOISTURE IS EXPECTED TO MANIFEST ITSELF AS HEAVY SNOW IN THE
MOUNTAINS OF TRINITY AND INTERIOR DEL NORTE AND HUMBOLDT
COUNTIES. SNOW IS EXPECTED TO BEGIN EARLY WEDNESDAY EVENING AND
LAST THROUGH THURSDAY MORNING.

CAZ004-190715-
/O.UPG.KEKA.WS.A.0004.121219T2300Z-121220T2300Z/
/O.COR.KEKA.WS.W.0006.121220T0200Z-121221T0600Z/
UPPER TRINITY RIVER-
254 PM PST TUE DEC 18 2012

...WINTER STORM WARNING IN EFFECT FROM 6 PM WEDNESDAY TO 10 PM
PST THURSDAY ABOVE 1500 FEET...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WINTER STORM
WARNING ABOVE 1500 FEET FOR HEAVY SNOW WHICH IS IN EFFECT FROM 6
PM WEDNESDAY TO 10 PM PST THURSDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* SNOW ACCUMULATIONS...STORM TOTAL ACCUMULATIONS OF 8 TO 15 INCHES
  AT THE LOWER ELEVATIONS WITH HIGHER AMOUNTS ABOVE 4000 FEET.
  SNOW MAY START SLOWLY WEDNESDAY EVENING BUT WILL BECOME HEAVY
  EARLY THURSDAY MORNING.

* LOCATIONS...THE HIGHEST AMOUNTS WILL BE EAST OF JUNCTION CITY IN
  TRINITY COUNTY. THIS INCLUDES WEAVERVILLE AND TRINITY
  CENTER...AS WELL AS BUCKHORN PASS AND OREGON SUMMIT.

* HIGHWAYS IMPACTED...3...36...AND 299.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ALLOW EXTRA TIME FOR ANY PLANNED TRAVEL OR ALTER TRAVEL PLANS
ACCORDINGLY. PACK A CAR SAFETY KIT. FOR UPDATED ROAD CONDITIONS
AND POSSIBLE CHAIN REQUIREMENTS CALL 1-800-427-7623.

BE PREPARED FOR CHANGING CONDITIONS. REMEMBER THAT ROCK SLIDES
OCCUR IN MOUNTAINOUS TERRAIN.

A WINTER STORM WARNING MEANS THAT HEAVY SNOWFALL IS EXPECTED
ACROSS A LARGE AREA.

&&

$$

CAZ003-190715-
/O.CON.KEKA.WS.A.0004.121219T2300Z-121220T2300Z/
NORTH COAST INTERIOR-
254 PM PST TUE DEC 18 2012

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH THURSDAY AFTERNOON ABOVE 3000 FEET...

A WINTER STORM WATCH ABOVE 3000 FEET REMAINS IN EFFECT FROM
WEDNESDAY AFTERNOON THROUGH THURSDAY AFTERNOON. 

* SNOW ACCUMULATIONS...5 TO 10 INCHES ABOVE 3000 FEET. STORM
  TOTALS MAY REACH UP TO TWO FEET OF SNOW ABOVE 4500 FEET.

* SNOW LEVELS...INITIALLY SNOW LEVELS WILL BE AROUND 1500 FEET ON
  WEDNESDAY AFTERNOON. TEMPERATURES WILL WARM AND SNOW LEVELS WILL
  RISE WEDNESDAY NIGHT TO AROUND 4500 FEET AND BEGIN TO FALL AGAIN
  ON THURSDAY.

* LOCATIONS...INTERIOR DEL NORTE AND HUMBOLDT COUNTIES. SNOW 
  WILL AFFECT ALL REGIONAL PASSES. THE HEAVIEST AMOUNTS ARE 
  EXPECTED IN DEL NORTE COUNTY.

* HIGHWAYS IMPACTED...36...96...199...AND 299. THIS INCLUDES THE
  COLLIER TUNNEL ON HWY 199...2115 FT...BERRY SUMMIT ON HWY
  299...2871 FT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$
014 
WWUS46 KEKA 190648
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
1048 PM PST TUE DEC 18 2012

...HEAVY SNOW FOR NW CALIFORNIA MOUNTAINS WEDNESDAY EVENING...

A WARM FRONT WILL DRAW IN COPIOUS AMOUNTS OF MOISTURE WEDNESDAY
AFTERNOON ACROSS NW CALIFORNIA. WITH COLD AIR ALREADY IN PLACE
THIS MOISTURE IS EXPECTED TO MANIFEST ITSELF AS HEAVY SNOW IN THE
MOUNTAINS OF TRINITY AND INTERIOR DEL NORTE AND HUMBOLDT
COUNTIES. SNOW IS EXPECTED TO BEGIN EARLY WEDNESDAY EVENING AND
LAST THROUGH THURSDAY MORNING.

CAZ004-191500-
/O.CON.KEKA.WS.W.0006.121220T0200Z-121221T0600Z/
UPPER TRINITY RIVER-
1048 PM PST TUE DEC 18 2012

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM WEDNESDAY TO
10 PM PST THURSDAY ABOVE 1500 FEET...

A WINTER STORM WARNING ABOVE 1500 FEET REMAINS IN EFFECT FROM
6 PM WEDNESDAY TO 10 PM PST THURSDAY. 

* SNOW ACCUMULATIONS...STORM TOTAL ACCUMULATIONS OF 8 TO15 
  INCHES AT THE LOWER ELEVATIONS WITH HIGHER AMOUNTS ABOVE 4000 
  FEET. SNOW MAY START SLOWLY WEDNESDAY EVENING BUT WILL BECOME 
  HEAVY EARLY THURSDAY MORNING. 

* LOCATIONS...THE HIGHEST AMOUNTS WILL BE EAST OF JUNCTION CITY
  IN TRINITY COUNTY. THIS INCLUDES WEAVERVILLE AND TRINITY 
  CENTER...AS WELL AS BUCKHORN PASS AND OREGON SUMMIT.

* HIGHWAYS IMPACTED...3...36...AND 299.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ALLOW EXTRA TIME FOR ANY PLANNED TRAVEL OR ALTER TRAVEL PLANS
ACCORDINGLY. PACK A CAR SAFETY KIT. FOR UPDATED ROAD CONDITIONS
AND POSSIBLE CHAIN REQUIREMENTS CALL 1-800-427-7623.

BE PREPARED FOR CHANGING CONDITIONS. REMEMBER THAT ROCK SLIDES
OCCUR IN MOUNTAINOUS TERRAIN.

A WINTER STORM WARNING MEANS THAT HEAVY SNOWFALL IS EXPECTED
ACROSS A LARGE AREA.

&&

$$

CAZ003-191500-
/O.CON.KEKA.WS.A.0004.121219T2300Z-121220T2300Z/
NORTH COAST INTERIOR-
1048 PM PST TUE DEC 18 2012

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH THURSDAY AFTERNOON ABOVE 3000 FEET...

A WINTER STORM WATCH ABOVE 3000 FEET REMAINS IN EFFECT FROM
WEDNESDAY AFTERNOON THROUGH THURSDAY AFTERNOON. 

* SNOW ACCUMULATIONS...5 TO 10 INCHES ABOVE 3000 FEET. STORM 
  TOTALS MAY REACH UP TO TWO FEET OF SNOW ABOVE 4500 FEET. 

* SNOW LEVELS...INITIALLY SNOW LEVELS WILL BE AROUND 1500 FEET 
  ONWEDNESDAY AFTERNOON. TEMPERATURES WILL WARM AND SNOW 
  LEVELS WILL RISE WEDNESDAY NIGHT TO AROUND 4500 FEET AND 
  BEGIN TO FALL AGAIN ON THURSDAY. 

* LOCATIONS...INTERIOR DEL NORTE AND HUMBOLDT COUNTIES. SNOW 
  WILL AFFECT ALL REGIONAL PASSES. THE HEAVIEST AMOUNTS ARE 
  EXPECTED IN DEL NORTE COUNTY.

* HIGHWAYS IMPACTED...36...96...199...AND 299. THIS INCLUDES 
  THE COLLIER TUNNEL ON HWY 199...2115 FT...BERRY SUMMIT ON 
  HWY 299...2871 FT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$
578 
WWUS46 KEKA 191027
WSWEKA

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
227 AM PST WED DEC 19 2012

CAZ003-192300-
/O.UPG.KEKA.WS.A.0004.121219T2300Z-121220T2300Z/
/O.EXB.KEKA.WS.W.0006.121220T0200Z-121221T1800Z/
NORTH COAST INTERIOR-
227 AM PST WED DEC 19 2012

...WINTER STORM WARNING FOR HEAVY SNOW ABOVE 3000 FEET THURSDAY THROUGH
FRIDAY MORNING...

* SNOW ACCUMULATIONS...5 TO 10 INCHES ABOVE 3000 FEET THURSDAY AND
  THURSDAY NIGHT. STORM TOTALS MAY REACH UP TO TWO FEET OF SNOW ABOVE
  4500 FEET THROUGH FRIDAY MORNING.

* SNOW LEVELS...TEMPERATURES WILL WARM AND SNOW LEVELS WILL RISE
  WEDNESDAY NIGHT TO AROUND 4000 FEET THEN FALL TO NEAR 3000 FEET
  BY EARLY THURSDAY.

* LOCATIONS...INTERIOR DEL NORTE AND HUMBOLDT COUNTIES. SNOW MAY AFFECT
  ALL REGIONAL PASSES. THE HEAVIEST AMOUNTS ARE EXPECTED IN DEL
  NORTE COUNTY.

* WINDS...STRONG SOUTHERLY WIND WILL AFFECT EXPOSED AREAS AND
  RIDGES ABOVE 2500 FEET THIS EVENING THROUGH THURSDAY MORNING.
  SUSTAINED WIND SPEEDS OF 25 TO 35 MPH...WITH LOCALLY HIGHER
  GUSTS OF 45 TO 55 MPH.

* HIGHWAYS IMPACTED...36...96...199...AND 299. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

ALLOW EXTRA TIME FOR ANY PLANNED TRAVEL. PACK A CAR SAFETY KIT.
FOR UPDATED ROAD CONDITIONS AND POSSIBLE CHAIN REQUIREMENTS CALL
1-800-427-7623.

BE PREPARED FOR CHANGING CONDITIONS. REMEMBER THAT ROCK SLIDES
OCCUR IN MOUNTAINOUS TERRAIN.

A WINTER STORM WARNING MEANS THAT HEAVY SNOWFALL IS EXPECTED
ACROSS A LARGE AREA.

&&

$$

CAZ076-192300-
/O.EXB.KEKA.WS.W.0006.121220T2200Z-121221T1800Z/
MENDOCINO INTERIOR-
227 AM PST WED DEC 19 2012

...WINTER STORM WARNING IN EFFECT FROM 2 PM THURSDAY TO 10 AM PST
FRIDAY ABOVE 3500 FEET...

* SNOW ACCUMULATIONS...STORM TOTAL ACCUMULATIONS OF 8 TO 12 INCHES
  ABOVE 3500 FEET WITH HIGHER AMOUNTS ABOVE 4000 FEET. SNOW MAY
  START THURSDAY AFTERNOON BUT WILL BECOME HEAVY AFTER MIDNIGHT.

* LOCATIONS...HIGHER TERRAIN ACROSS INTERIOR AREAS OF MENDOCINO
  COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ALLOW EXTRA TIME FOR ANY PLANNED TRAVEL OR ALTER TRAVEL PLANS
ACCORDINGLY. PACK A CAR SAFETY KIT. FOR UPDATED ROAD CONDITIONS
AND POSSIBLE CHAIN REQUIREMENTS CALL 1-800-427-7623.

BE PREPARED FOR CHANGING CONDITIONS. REMEMBER THAT ROCK SLIDES
OCCUR IN MOUNTAINOUS TERRAIN.

A WINTER STORM WARNING MEANS THAT HEAVY SNOWFALL IS EXPECTED
ACROSS A LARGE AREA.

&&

$$

CAZ004-192300-
/O.EXT.KEKA.WS.W.0006.121220T2200Z-121221T1800Z/
UPPER TRINITY RIVER-
227 AM PST WED DEC 19 2012

...WINTER STORM WARNING NOW IN EFFECT FROM 2 PM THURSDAY TO 10 AM
PST FRIDAY ABOVE 2500 FEET...

THE WINTER STORM WARNING ABOVE 2500 FEET IS NOW IN EFFECT FROM
2 PM THURSDAY TO 10 AM PST FRIDAY. 

* SNOW ACCUMULATIONS...STORM TOTAL ACCUMULATIONS OF 8 TO 12 INCHES
  AT ELEVATIONS ABOVE 2500 FEET. SNOW MAY START SLOWLY THURSDAY
  AFTERNOON BUT WILL BECOME HEAVY THURSDAY NIGHT.

* LOCATIONS...THE HIGHEST AMOUNTS WILL BE EAST OF JUNCTION CITY 
  IN TRINITY COUNTY. THIS INCLUDES WEAVERVILLE AND TRINITY 
  CENTER...AS WELL AS BUCKHORN PASS AND OREGON SUMMIT.

* HIGHWAYS IMPACTED...3...36...AND 299.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ALLOW EXTRA TIME FOR ANY PLANNED TRAVEL OR ALTER TRAVEL PLANS
ACCORDINGLY. PACK A CAR SAFETY KIT. FOR UPDATED ROAD CONDITIONS
AND POSSIBLE CHAIN REQUIREMENTS CALL 1-800-427-7623.

BE PREPARED FOR CHANGING CONDITIONS. REMEMBER THAT ROCK SLIDES
OCCUR IN MOUNTAINOUS TERRAIN.

A WINTER STORM WARNING MEANS THAT HEAVY SNOWFALL IS EXPECTED
ACROSS A LARGE AREA.

&&

$$

The office that day

Everything else NWS Eureka, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 17, 3:46 AM PSTFreeze WarningEKA25 hr
Dec 17, 3:19 PM PSTGale WatchEKA12 hr

Nearby

Winter Storm Watches in California, 2012Every winter storm watch in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.